Harvey Tool 786047-C6 | 0.0470" (3/64) Diameter x 0.2500" (1/4) Shank x 0.0710" LOC x 2.5000" (2-1/2) OAL 6 Flutes AlTiN Nano 2 FL Coated Carbide Hardened Steel Ball End MillDesigned to mill hardened tool, die, and mold steels up to 55Rc Designed to mill hardened tool, die, and mold steels up to 55Rc Increased shank diameter to maintain strength and stiffness h6 shank tolerance for high precision tool holders Stub flute for maximum rigidity CNC ground in the USA Center cutting Solid carbide Product Specifications Tool Number 786047 C6 Cutter Diameter (Inch) 0. 0470" (3 64) Neck Diameter (Inch) 0. 0455" Length of Cut